Detection of coliform bacteria in some ready-to-eat foods

Samples	Presumptive coliforms	Confirmed coliforms
1	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
2	2.81 ± 0.81^c	2.00 ± 0.11^c
3	3.91 ± 0.14^d	3.39 ± 0.14^d
4	1.95 ± 0.13^b	0.94 ± 0.14^b
5	1.73 ± 0.18^b	˂ 1.00 ± 0.00^a
6	5.13 ± 0.03^f	˂ 1.00 ± 0.00^a
7	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
8	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
9	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
10	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
11	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
12	4.58 ± 0.05^e	4.48 ± 0.05^e
13	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
14	2.47 ± 0.02^c	˂ 1.00 ± 0.00^a
15	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
16	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
17	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
18	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
19	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
20	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
Maximum value	5.13 ± 0.03	4.48 ± 0.05
Minimum value	˂ 1.00 ± 0.00	˂ 1.00 ± 0.00
Mean value	1.13	0.54
* n = 4, (±, standard deviation); different lowercase letters indicate that the values in the same column are significantly different from each other (p ˃ 0.05). Values in bold indicate the highest and lowest values among the samples in each column; bold formatting is also used to highlight the summary rows.

Table 1.

Results for coliform bacteria in chicken döner kebab samples (log CFU/g)*.

Samples	Presumptive coliforms	Confirmed coliforms
1	3.70 ± 0.01^d	3.49 ± 0.01^e
2	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
3	3.65 ± 0.09^d	˂ 1.00 ± 0.00^a
4	3.46 ± 0.10^d	3.23 ± 0.10^d
5	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
6	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
7	2.91 ± 0.08^c	2.57 ± 0.08^c
8	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
9	1.95 ± 0.25^b	1.63 ± 0.25^b
10	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
11	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
12	1.60 ± 0.36^b	1.56 ± 0.36^b
13	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
14	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
15	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
16	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
17	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
18	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
19	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
20	˂ 1.00 ± 0.00^a	˂ 1.00 ± 0.00^a
Maximum value	3.70 ± 0.01	3.49 ± 0.01
Minimum value	˂ 1.00 ± 0.00	˂ 1.00 ± 0.00
Mean value	0.86	0.62
* n = 4, (±, standard deviation); different lowercase letters indicate that the values in the same column are significantly different from each other (p ˃ 0.05). Values in bold indicate the highest and lowest values among the samples in each column; bold formatting is also used to highlight the summary rows.

Table 2.

Results for coliform bacteria in çiğ köfte (raw meatball) samples (log CFU/g)*.

Samples	Presumptive coliforms	Confirmed coliforms
1	4.47 ± 0.15^g	4.31 ± 0.15^ı
2	5.28 ± 0.01^k	5.04 ± 0.03^lm
3	5.68 ± 0.01^l	5.46 ± 0.01ⁿ
4	4.68 ± 0.03^hı	˂ 1.00 ± 0.00^a
5	3.79 ± 0.04^f	2.79 ± 0.04^de
6	5.82 ± 0.08^l	5.12 ± 0.08^m
7	2.60 ± 0.13^c	2.60 ± 0.13^d
8	7.53 ± 0.02^m	7.43 ± 0.03^o
9	5.23 ± 0.04^k	5.23 ± 0.04^m
10	3.93 ± 0.11^f	3.71 ± 0.12^g
11	4.99 ± 0.13^j	4.89 ± 0.13^kl
12	4.65 ± 0.08^ghı	4.55 ± 0.08^j
13	1.54 ± 0.08^a	1.45 ± 0.09^b
14	3.47 ± 0.02^e	3.31 ± 0.02^f
15	4.51 ± 0.00^gh	4.12 ± 0.01^h
16	4.47 ± 0.17^g	4.32 ± 0.18^ı
17	1.98 ± 0.04^b	1.68 ± 0.04^c
18	5.05 ± 0.15^j	5.05 ± 0.15^lm
19	4.75 ± 0.01^ı	4.71 ± 0.02^jk
20	2.97 ± 0.10^d	2.93 ± 0.10^e
Maximum value	7.53 ± 0.02	7.43 ± 0.03
Minimum value	1.54 ± 0.08	˂ 1.00 ± 0.00
Mean value	4.37	3.93
* n = 4, (±, standard deviation); different lowercase letters indicate that the values in the same column are significantly different from each other (p ˃ 0.05). Values in bold indicate the highest and lowest values among the samples in each column; bold formatting is also used to highlight the summary rows.

Table 3.

Results for coliform bacteria in salad samples (log CFU/g)*.